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McIntosh MX113 User Manual

McIntosh MX113
24 pages
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Reading Time: 45 Minutes
Price $1.25
THE MclNTOSH MX113 FM/FM STEREO-AM TUNER-PREAMPLIFIER
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McIntosh MX113 Specifications

General IconGeneral
BrandMcIntosh
ModelMX113
CategoryAmplifier
LanguageEnglish

Summary

Customer Service and Warranty

Customer Service

Contact information and support for McIntosh products.

Three Year Service Contract Terms

Details and conditions for the complimentary extended service plan.

Installation Guide

Mounting and Ventilation

Proper placement, clearances, and air flow for the MX 113 unit.

Panel Cutout Procedure

Step-by-step instructions for creating the mounting panel opening.

Connecting Your MX 113

Audio Source Connections

Hooking up turntables, tape decks, AUX sources, and power amplifiers.

Antenna and Power Connections

Connecting FM/AM antennas, coaxial cables, and AC power.

Ground Connection

Proper grounding for turntables, tape decks, and other components.

MX 113 Control Functions

Input Selection and Tone Controls

Using the input selector, bass, and treble adjustments for audio sources.

Balance, Loudness, and Volume

Adjusting stereo balance, loudness compensation, and overall volume.

Using the Pushbutton Controls

Mode and Filter Selection

Setting stereo/mono mode, and using LF/HF filters for noise reduction.

Tuning and Muting Features

Tape monitoring, muting, and station selection enhancements.

PANLOC Mounting System

Details on the professional PANLOC installation and adjustment system.

Stereo Balancing Procedures

Adjusting Audio Phase

Ensuring correct sound stage and speaker phasing for optimal stereo imaging.

Balancing Loudness Levels

Achieving equal volume between left and right speakers at various listening levels.

Listening Modes and Operation

Playback Operation

How to listen to records, tape, AM, and FM stereo broadcasts.

Recording and Monitoring

Using the tape output for recording and monitoring tape playback.

Performance Specifications

FM Tuner Performance

Detailed technical ratings for FM reception sensitivity and distortion.

AM Tuner Performance

Technical ratings for AM reception sensitivity, selectivity, and distortion.

Preamplifier Performance

Specifications for frequency response, input sensitivity, and output levels.

Technical Overview

General and Mechanical Details

Overall unit features, transistor complement, power, weight, and dimensions.

Facilities and Features Explained

Description of key functions like Volume, Balance, Loudness, Selectivity, and Muting.

Performance Graphs

FM Signal Characteristics

Graphs showing FM signal performance, IF characteristics, and harmonic distortion.

AM Performance Graphs

AM Frequency and Selectivity

Graphs illustrating AM frequency response and selectivity at 1000 kHz.

Audio Response Charts

Phono, Tone, and Filter Curves

Graphs detailing phono equalization, tone control response, and filter characteristics.

Technical Description: Tuner Sections

Tuning and FM RF Front-End

Details on the tuning mechanism, FM RF section, and component design.

FM IF and Multiplex Circuitry

Explanation of the FM IF filters, discriminator, and stereo multiplex decoding.

Technical Description: Other Sections

AM Section and Phono Preamplifier

Description of the AM receiver circuit and the phono preamplifier stage.

Technical Description: Audio Amplification and Power

Audio Amplifiers and Power Supply

Details on the L+R amplifier, tone control stages, and the power supply system.

FM-AM Block Diagram

Preamplifier Power Supply Block Diagram

Station Log

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